The LM2576T-005G from ON Semiconductor is a versatile and robust fixed voltage regulator designed for a wide array of applications. This regulator provides all the active functions necessary for a step-down (buck) switching regulator capable of driving a 3A load with excellent line and load regulation.

Key Features:

• Output Voltage: The LM2576T-005G offers a fixed output voltage of 5V, which is suitable for a broad range of digital and analog circuits.
• Output Current: It can deliver up to 3A of continuous output current to the load.
• High Efficiency: With a typical efficiency of 77%, it is an excellent choice for applications where power efficiency is crucial.
• Thermal Shutdown and Current Limit: Built-in protection features include thermal shutdown and current limit, enhancing the reliability and longevity of both the regulator and the overall system.
• Simple External Components: Requires only a few external components for normal operation, simplifying design and reducing overall system cost.
• 52 kHz Fixed Frequency Internal Oscillator: The frequency simplifies noise filtering in noise-sensitive applications.

Applications:

The LM2576T-005G is ideal for a variety of applications, including:

• Simple high-efficiency step-down (buck) regulators
• Efficient pre-regulators for linear regulators
• On-card switching regulators
• Positive to negative converter (Buck-Boost)

Product Specifications:

Parameter Value Output Voltage (V) 5 Output Current (A) 3 Input Voltage (V) 4 to 40 Switching Frequency (kHz) 52 Package Type TO-220-5

Whether you are designing a new power supply or replacing an existing solution, the LM2576T-005G provides a reliable, easy-to-use, and efficient option for your voltage regulation needs.